Module bdk::descriptor

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Expand description


This module contains generic utilities to work with descriptors, plus some re-exported types from [miniscript].


pub use self::checksum::calc_checksum;
pub use self::error::Error as DescriptorError;
pub use self::policy::Policy;


Descriptor checksum
Descriptor errors
Descriptor policy
Descriptor templates


An extended key with origin, derivation path, and wildcard.
Top-level script AST type


Script descriptor
The descriptor pubkey, either a single pubkey or an xpub.
Legacy ScriptContext To be used as P2SH scripts For creation of Bare scriptpubkeys, construct the Miniscript under Bare ScriptContext
Segwitv0 ScriptContext
Whether a descriptor has a wildcard in it


Trait implemented on Descriptors to add a method to extract the spending policy
Trait for types which can be converted into an ExtendedDescriptor and a KeyMap usable by a wallet in a specific [Network]
The ScriptContext for Miniscript. Additional type information associated with miniscript that is used for carrying out checks that dependent on the context under which the script is used. For example, disallowing uncompressed keys in Segwit context

Type Definitions

Alias for a Descriptor that contains extended derived keys
Alias for a Descriptor that can contain extended keys using DescriptorPublicKey
Alias for the type of maps that represent derivation paths in a psbt::Input or psbt::Output
Alias type for a map of public key to secret key
Alias for the type of maps that represent taproot key origins in a psbt::Input or psbt::Output